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zapcard: use DAHDI_POLICY_WHEN_FULL for B-channel buffers

This commit is contained in:
Manawyrm 2023-09-07 01:44:54 +02:00 committed by Harald Welte
parent 9ac675d324
commit 4b47b724ba
1 changed files with 15 additions and 3 deletions
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18
modules/server/zapcard.cpp
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@ -1120,6 +1120,17 @@ bool ZapDevice::open(unsigned int numbufs, unsigned int bufsize)
break;
DDebug(m_owner,DebugAll,"%sBlock size set to %u on channel %u [%p]",
m_name.safe(),bufsize,m_channel,m_owner);
// B channels can use the WHEN_FULL policy (higher latency, less/no loss)
struct dahdi_bufferinfo bi;
bi.txbufpolicy = DAHDI_POLICY_WHEN_FULL;
bi.rxbufpolicy = DAHDI_POLICY_WHEN_FULL;
bi.numbufs = numbufs;
bi.bufsize = bufsize;
if (ioctl(SetBuffers,&bi))
DDebug(m_owner,DebugNote,"%snumbufs=%u bufsize=%u on channel %u [%p]",
m_name.safe(),numbufs,bufsize,m_channel,m_owner);
return true;
}
@ -1133,6 +1144,7 @@ bool ZapDevice::open(unsigned int numbufs, unsigned int bufsize)
}
// Set buffers
struct dahdi_bufferinfo bi;
// D channel needs to be run in IMMEDIATE mode
bi.txbufpolicy = DAHDI_POLICY_IMMEDIATE;
bi.rxbufpolicy = DAHDI_POLICY_IMMEDIATE;
bi.numbufs = numbufs;
@ -1678,7 +1690,7 @@ ZapInterface::ZapInterface(const NamedList& params)
m_device(ZapDevice::DChan,this,0,0),
m_priority(Thread::Normal),
m_errorMask(255),
m_numbufs(16), m_bufsize(1024), m_buffer(0),
m_numbufs(4), m_bufsize(512), m_buffer(0),
m_readOnly(false), m_sendReadOnly(false),
m_notify(0),
m_timerRxUnder(0)
@ -2229,9 +2241,9 @@ ZapCircuit::ZapCircuit(ZapDevice::Type type, unsigned int code, unsigned int cha
tmp = (unsigned int)config.getIntValue("echotrain",defaults.getIntValue("echotrain",400));
m_echoTrain = tmp >= 0 ? tmp : 0;
m_canSend = !getBoolValue("readonly",config,defaults,params);
m_buflen = (unsigned int)config.getIntValue("buflen",defaults.getIntValue("buflen",160));
m_buflen = (unsigned int)config.getIntValue("buflen",defaults.getIntValue("buflen",128));
if (!m_buflen)
m_buflen = 160;
m_buflen = 128;
m_consBufMax = m_buflen * 4;
m_sourceBuffer.assign(0,m_buflen);
m_idleValue = defaults.getIntValue("idlevalue",0xff);